Home / 20,087.80-30,133.01-6,047.26

Finding the Fourth Proportional to 20,087.80, 30,133.01 and 6,047.26

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Solution

The fourth proportional to 20,087.80, 30,133.01 and 6,047.26 is: 9,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087.80 : 30,133.01 = 6,047.26 : x
  2. Step 2: Convert to fraction form
    20,087.80/30,133.01 = 6,047.26/x
  3. Step 3: Cross multiply
    20,087.80x = 30,133.01 × 6,047.26
  4. Step 4: Simplify right side
    20,087.80x = 182,222,085.84
  5. Step 5: Solve for x
    x = 182,222,085.84/20,087.80
  6. Step 6: Final answer
    x = 9,071.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.